← WorkPilot Tools

Rule of 72 Calculator

Quickly estimate years to double your money at a given interest rate.

Formula: Years ≈ 72 / rate

Related calculators

Compound Interest Calculator CAGR Calculator Fixed Deposit (FD) Calculator

Guides & comparisons

finance calculators complete guide

Finance comparisons · All blog guides

How to use Rule of 72 Calculator

  1. Enter your numbers in the fields above.
  2. Click Calculate for instant results.
  3. Adjust inputs to compare scenarios — all processing stays in your browser.

Why use WorkPilot finance tools?

Free, private, and optimized for India — no signup, no data sent to servers. Pair calculators with our finance guides for deeper planning.

All finance calculators · AI Planner · Our Products